OREANDA-NEWS. A.M. Best has revised the outlooks to negative from stable and affirmed the Financial Strength Rating of A (Excellent) and the Long-Term Issuer Credit Ratings of “a” of Texas Farm Bureau Casualty Insurance Company (Texas Casualty) and its subsidiary, Farm Bureau County Mutual Insurance Company of Texas (both companies are domiciled in Waco, Texas). These two companies comprise the Texas Farm Bureau Casualty Group (the Group).